Thomas chuckled, as much as his full mouth would allow him to. Of course Thomas knew the places that got the best responses, even if it seemed that he might have forgotten them. He wouldn't want to be accused of being the same by Jack (not that he thought Jack ever would say that to him) and it was more interesting to keep Jack guessing what he would do next.

He looked up at Jack, then tapped a finger on Jack's leg. Asking a question. Without asking a question.